Conclusion spatial semivariogram models of human population genetic structure can effectively reveal the spatial structure of the population genetic structure.

结论人类群体遗传空间结构异质性变异函数模型可以揭示人类群体遗传空间结构特征。

youdao

Then regression of mathematical models is used to study the distribution of population and the evolution of spatial structure of Beijing Metropolitan Area.

继而，通过数学模型的回归研究北京都市区人口分布及空间结构的演化趋势。

youdao

The author begins with the connotation and correlative theories of city land-value spatial structure and analyzes its basic models and evolutive rules.

从分析城市地价空间结构的内涵以及相关理论入手，分析了城市地价空间结构的基本模型与演化规律。

youdao